Seiko Cal. 7N07A Parts Catalogue and Technical Guide
Comprehensive parts catalogue and technical service guide for the Seiko Cal. 7N07A quartz movement. This workshop manual provides the technical depth required for professional repair, maintenance, and accurate restoration work. Features a complete exploded view diagram with all movement components clearly identified, accompanied by a detailed parts list with factory reference numbers for ordering and component tracking. Includes essential assembly and disassembly procedures with step-by-step guidance for technicians. Hand installation height discrimination tables ensure precise positioning during dial and hand installation. The circuit block structure diagram and train wheel setting position charts enable accurate calibration and alignment. Electrical specifications detail coil resistance and current consumption values necessary for troubleshooting and quality control verification. An invaluable reference for watchmakers and repair specialists working with this movement.
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Document Details
- Format
- Pages
- 8
- Size
- 199.7 KB
- Category
- Watchmaking